Source: https://seerepo.com/compare/goharbor/harbor/vs/grafana/loki
Markdown source: https://seerepo.com/compare/goharbor/harbor/vs/grafana/loki.md
Description: harbor and loki share 3 technologies: Gorilla, net/http, and Redis. Both are written in Go.

# harbor vs loki

harbor and loki share 3 technologies: Gorilla, net/http, and Redis. Both are written in Go.

- [goharbor/harbor](https://seerepo.com/r/goharbor/harbor): An open source trusted cloud native registry project that stores, signs, and scans content.
- [grafana/loki](https://seerepo.com/r/grafana/loki): Like Prometheus, but for logs.

## What they share and what sets them apart

- In common: Gorilla, net/http, Redis
- Only in harbor: Angular, Postgres
- Only in loki: None

## Side by side

| | harbor | loki |
|---|---|---|
| Size | 308,929 lines written, 1,271 code files | 722,506 lines written, 1,430 code files |
| Who writes it | 0.2% of its commits signed by AI. With Cursor, GitHub Copilot, and Claude Code | 0.8% of its commits signed by AI. With Claude Code, Cursor, and GitHub Copilot |
| Activity | Last push November 2, 2026, 8,427 commits, 29,660 stars | Last push November 2, 2026, 13,864 commits, 29,109 stars |
| Tests | 921 test files. 75.8% of its code files have a test that imports them | 1,060 test files. 79.3% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, harbor or loki?

loki, with 722,506 lines written in 1,430 code files; harbor has 308,929 in 1,271.

The proof: [grafana/loki's code at commit c0d584d](https://github.com/grafana/loki/tree/c0d584dc922880654320f12a8323dd4a82e9cbb0)

### Which has more GitHub stars, harbor or loki?

harbor, with 29,660 stars; loki has 29,109.

The proof: [goharbor/harbor on GitHub](https://github.com/goharbor/harbor)

### Which has more tests, harbor or loki?

loki, with 1,060 test files; harbor has 921.

The proof: [grafana/loki's code at commit c0d584d](https://github.com/grafana/loki/tree/c0d584dc922880654320f12a8323dd4a82e9cbb0)

### Which was updated more recently, harbor or loki?

Both got their last push on November 2, 2026.

The proof: [grafana/loki's commits on GitHub](https://github.com/grafana/loki/commits)

### Which has more commits signed by AI, harbor or loki?

loki: an AI signed 0.8% of its commits, with Claude Code, Cursor, and GitHub Copilot; in harbor, 0.2%.

The proof: [the commits each tool signed in grafana/loki](https://seerepo.com/r/grafana/loki/ai)

## Sources

- goharbor/harbor: Read on November 2, 2026, at commit 7743de2 (https://github.com/goharbor/harbor/tree/7743de2c912bf1c4a203954974837026afd47a83)
- grafana/loki: Read on November 2, 2026, at commit c0d584d (https://github.com/grafana/loki/tree/c0d584dc922880654320f12a8323dd4a82e9cbb0)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.